in newtown, concould. police briefed the media giving the latest information, and here's what we know so far. 26 total victims, 20 of them young children. civics them were adults in the shooting that happened around 9:30 this morning. investigators say that a gunman came to the sandy hook elementary school here in newtown. he entered. he went to a classroom that nbc news has learned was taught by his mother. she was a kindergarten teacher here. it's believed that the gunman killed his mother and the children in her classroom. police say they continue to investigate. they are processing the scene right now. they are also going to court to get search warrants to execute them in various locations, of course, trying to answer the big question whenever something like this happens why? why did this happen? investigators don't even venture a guess of how long they will be processing the scene, the school which was just a short ways from here. they say they are going through it meticulously to try and figure out exactly what happened minute by minute and try to figure out exactly why this happened.